The temptation of apartment house wives never stops... Across Japan's housing complexes are countless married women suffering from sexless marriages. Statistics show that as many as 20 percent of them have already engaged in affairs. These sexually frustrated women, full of pent-up desire, are likely right around you. With voluptuous bodies and lewd charm, they wait eagerly for opportunities to satisfy their hidden lust during weekday afternoons when their husbands are away. Unable to quench their craving for sex at home, they resort to masturbation. But now, an outsider's cock has caught the scent of these married women's carnal desires, drawing near with filthy intent, and pounding them relentlessly while their husbands are gone.